(19)

(11)

EP 2 215 863 A1

(12)

(43) Date of publication: 11.08.2010 Bulletin 2010/32 (21) Application number: 08855740.0 (22) Date of filing: 29.10.2008

(51) International Patent Classification (IPC):  H04W 12/02(2009.01) (86) International application number: PCT/US2008/081647 (87) International publication number: WO 2009/073295 (11.06.2009 Gazette 2009/24)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 29.11.2007 US 947755 (71) Applicant: A10 Networks Inc. San Jose, CA 95131 (US)	(72) Inventors: CHEN, Lee Saratoga CA 95070 (US) SZETO, Ronald, Wai Lun Pleasanton CA 94566 (US) (74) Representative: Jackson, Jonathan Andrew  D Young & Co LLP 120 Holborn London EC1N 2DY London EC1N 2DY (GB)